Table 3: Crystal data and structure refinement for diCu.

Complex diCu CCDC=978345
Empirical formula C30H28N2CuO5
Formula weight 560.08
Temperature (K) 173(2)
Crystal system Monoclinic
Space group P21(#4)
a (Å) 12.3063(17)
b (Å) 9.5429(13)
c (Å) 22.516(3)
α(°)
β(°) 98.227(2)
γ(°)
V (Å 3) 2617.0(6)
Z 4
Crystal size (mm) 0.14 0.10 0.06
Density (calculated) (g/cm-3) 1.422
Absorption coefficient (mm-1) 0.878
F(000) 1164
θrange for data collection(°) 2.29 to 27.52
Limiting indices -9<=h<=15, -12<=k<=11, -29<=l<=29
Reflections collected 14028
Independent reflections 9632 [R(int) = 0.0280]
Completeness to θ 99.0 %
Refinement method Full-matrix least-squares on F2
Data/restraints/parameters 9632 / 1 / 705
Goodness-of-fit on F2 0.930
Final R indices [I>2sigma(I)] R1 = 0.0335, wR2 = 0.0799
R indices (all data) R1 = 0.0494, wR2 = 0.0877
Absolute structure parameter -0.024(10)
Largest diff. peak and hole (e Å-3) 0.396 and -0.446